[TG3]: Eliminate the unused TG3_FLAG_SPLIT_MODE flag.

This flag to support multiple PCIX split completions was never used
because of hardware bugs.  This will make room for a new flag.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 1 insertions, 20 deletions

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 8c8f9f4d47a5..ab87bb1893a5 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -6321,8 +6321,6 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
                       RDMAC_MODE_ADDROFLOW_ENAB | RDMAC_MODE_FIFOOFLOW_ENAB |
                       RDMAC_MODE_FIFOURUN_ENAB | RDMAC_MODE_FIFOOREAD_ENAB |
                       RDMAC_MODE_LNGREAD_ENAB);
-        if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
-                rdmac_mode |= RDMAC_MODE_SPLIT_ENABLE;
 
         /* If statement applies to 5705 and 5750 PCI devices only */
         if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
@@ -6495,9 +6493,6 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
                 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
                         val &= ~(PCIX_CAPS_SPLIT_MASK | PCIX_CAPS_BURST_MASK);
                         val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
-                        if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
-                                val |= (tp->split_mode_max_reqs <<
-                                        PCIX_CAPS_SPLIT_SHIFT);
                 }
                 tw32(TG3PCI_X_CAPS, val);
         }
@@ -10863,14 +10858,6 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
         grc_misc_cfg = tr32(GRC_MISC_CFG);
         grc_misc_cfg &= GRC_MISC_CFG_BOARD_ID_MASK;
 
-        /* Broadcom's driver says that CIOBE multisplit has a bug */
-#if 0
-        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
-            grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5704CIOBE) {
-                tp->tg3_flags |= TG3_FLAG_SPLIT_MODE;
-                tp->split_mode_max_reqs = SPLIT_MODE_5704_MAX_REQ;
-        }
-#endif
         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
             (grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788 ||
              grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788M))
@@ -11968,14 +11955,12 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
                        i == 5 ? '\n' : ':');
 
         printk(KERN_INFO "%s: RXcsums[%d] LinkChgREG[%d] "
-               "MIirq[%d] ASF[%d] Split[%d] WireSpeed[%d] "
-               "TSOcap[%d] \n",
+               "MIirq[%d] ASF[%d] WireSpeed[%d] TSOcap[%d]\n",
                dev->name,
                (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0,
                (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) != 0,
                (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) != 0,
                (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0,
-               (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) != 0,
                (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED) == 0,
                (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) != 0);
         printk(KERN_INFO "%s: dma_rwctrl[%08x] dma_mask[%d-bit]\n",
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 086892d8c1f1..5df8f76cdfe7 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2223,7 +2223,6 @@ struct tg3 {
 #define TG3_FLAG_40BIT_DMA_BUG          0x08000000
 #define TG3_FLAG_BROKEN_CHECKSUMS       0x10000000
 #define TG3_FLAG_GOT_SERDES_FLOWCTL     0x20000000
-#define TG3_FLAG_SPLIT_MODE             0x40000000
 #define TG3_FLAG_INIT_COMPLETE          0x80000000
         u32                             tg3_flags2;
 #define TG3_FLG2_RESTART_TIMER          0x00000001
@@ -2262,9 +2261,6 @@ struct tg3 {
 #define TG3_FLG2_NO_FWARE_REPORTED      0x40000000
 #define TG3_FLG2_PHY_ADJUST_TRIM        0x80000000
 
-        u32                             split_mode_max_reqs;
-#define SPLIT_MODE_5704_MAX_REQ         3
-
         struct timer_list               timer;
         u16                             timer_counter;
         u16                             timer_multiplier;